M40Z300MQ PDF 데이터시트 검색

M40Z300 M40Z300W 5V or 3V NVRAM Supervisor for Up to 8 LPSRAMs FEATURES SUMMARY ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ CONVERTS LOW POWER SRAM INTO NVRAMs PRECISION POWER MONITORING AND POWER SWITCHING CIRCUITRY AUTOMATIC WRITE-PROTECTION WHEN VCC IS OUT-OF-TOLERANCE TWO-INPUT DECODER ALLOWS CONTROL FOR UP TO 8 SRAMs (with 2 devices active in parallel) CHOICE OF SUPPLY VOLTAGES AND POWER-FAIL DESELECT VOLTAGES: M40Z300: VCC = 4.5V to 5.5V THS = VSS: 4.5V ≤ VPFD ≤ 4.75V THS = VOUT: 4.